There are always infinite interpretations of everything.
But the "no hidden variables" theory is the most popular and well tested theory about whether things have a state before we measure it. And it postulates that they don't.
But the "no hidden variables" theory is the most popular and well tested theory about whether things have a state before we measure it. And it postulates that they don't.
It's not tested at all
This is what Wikipedia says about hidden variables:https://en.wikipedia.org/wiki/Quantum_mechanics
Many Bell tests have been performed and
they have shown results incompatible
with the constraints imposed by local
hidden variables.